Use of proton pump inhibitors to treat persistent throat symptoms: multicentre, double blind, randomised, placebo controlled trial

In adults with persistent throat symptoms (n=346), lansoprazole 30mg BD was not statistically significantly different to placebo in terms of change in total reflux symptom index score at 16 weeks (estimated difference of 1.9 points; 95% CI -0.3 to 4.2 points; p=0.096).

Source:

British Medical Journal